diff --git a/confluent_server/aiohmi/ipmi/oem/lenovo/handler.py b/confluent_server/aiohmi/ipmi/oem/lenovo/handler.py
index adea804e..b95c2763 100755
--- a/confluent_server/aiohmi/ipmi/oem/lenovo/handler.py
+++ b/confluent_server/aiohmi/ipmi/oem/lenovo/handler.py
@@ -526,8 +526,8 @@ class OEMHandler(generic.OEMHandler):
                 yield await self.immhandler.get_oem_sensor_reading(name,
                                                                    self.ipmicmd)
         elif await self.is_fpc():
-            for name in nextscale.get_sensor_names(self.ipmicmd,
-                                                   self._fpc_variant):
+            async for name in nextscale.get_sensor_names(
+                    self.ipmicmd, self._fpc_variant):
                 yield await nextscale.get_sensor_reading(name, self.ipmicmd,
                                                          self._fpc_variant)
         elif await self.has_ami():
diff --git a/confluent_server/aiohmi/ipmi/oem/lenovo/nextscale.py b/confluent_server/aiohmi/ipmi/oem/lenovo/nextscale.py
index 2458ecbd..b8e7a6c7 100644
--- a/confluent_server/aiohmi/ipmi/oem/lenovo/nextscale.py
+++ b/confluent_server/aiohmi/ipmi/oem/lenovo/nextscale.py
@@ -255,7 +255,7 @@ fpc_sensors = {
 }
 
 
-def get_sensor_names(ipmicmd, size):
+async def get_sensor_names(ipmicmd, size):
     global fpc_sensors
     for name in fpc_sensors:
         if size != 6 and name in ('Fan Power', 'Total Power Capacity',
@@ -272,7 +272,7 @@ def get_sensor_names(ipmicmd, size):
                 elemidx += 1
                 yield '{0} {1}'.format(name, elemidx)
         elif 'elementsfun' in sensor:
-            for elemidx in range(sensor['elementsfun'](ipmicmd, size)):
+            for elemidx in range(await sensor['elementsfun'](ipmicmd, size)):
                 elemidx += 1
                 yield '{0} {1}'.format(name, elemidx)
         elif 'elements' in sensor:
@@ -283,7 +283,7 @@ def get_sensor_names(ipmicmd, size):
             yield name
 
 
-def get_sensor_descriptions(ipmicmd, size):
+async def get_sensor_descriptions(ipmicmd, size):
     global fpc_sensors
     for name in fpc_sensors:
         if size != 6 and name in ('Fan Power', 'Total Power Capacity',
@@ -300,7 +300,7 @@ def get_sensor_descriptions(ipmicmd, size):
                 yield {'name': '{0} {1}'.format(name, elemidx),
                        'type': sensor['type']}
         elif 'elementsfun' in sensor:
-            for elemidx in range(sensor['elementsfun'](ipmicmd, size)):
+            for elemidx in range(await sensor['elementsfun'](ipmicmd, size)):
                 elemidx += 1
                 yield {'name': '{0} {1}'.format(name, elemidx),
                        'type': sensor['type']}